Pear Ransomware Decryptor
A robust decryptor tool has been engineered to neutralize the impact of Pear ransomware. Supporting environments like Windows, Linux, and VMware ESXi, it evaluates files in a non-destructive mode before initiating the recovery process. This tool utilizes the victim-specific ID embedded in the ransom note to retrieve the appropriate decryption key and offers both cloud-based and offline execution for adaptability.
Decryption Workflow Explained
The decryptor leverages the unique identifier from the ransom note to establish a decryption link, accessing either a secure cloud infrastructure or on-site processing servers. In environments that demand isolation, a fully offline edition is available. Initial scans are read-only, ensuring that the integrity of encrypted files remains intact throughout the assessment.
Immediate Protocol After Infection by Pear
Once an infection is identified, all affected machines should be immediately disconnected from the network to prevent cross-system contamination.
Ensure that the ransom note, compromised data, and system logs are retained in their original state. These artifacts are essential for successful decryption and forensic analysis.
Avoid any system reboots or drive formatting. Such actions can corrupt critical metadata needed for file recovery.
Quickly consult with incident response professionals to guide the remediation and recovery process before damage escalates.
No-Cost Recovery Alternatives
Backup Restoration
If backup systems remain untouched, restoring data from these repositories is the most reliable recovery strategy.
How this helps:
Restoration involves deploying air-gapped or cloud-based backups after verifying file integrity with tools like checksum or hash verification. After verification, systems can be reformatted and restored using clean backup images.
Barriers:
Pear often targets backup systems and may attempt to corrupt or delete them. If backup protocols were not isolated or hardened, they might be unusable.
Advice:
Adopt write-protected, immutable storage systems like WORM to preserve data and regularly test snapshots for viability.
Shadow Volume Recovery
Pear occasionally fails to delete volume shadow copies if the execution environment is interrupted or protected.
Method:
Use Windows system commands like vssadmin list shadows or third-party utilities like Shadow Explorer to identify and recover hidden system snapshots.
Limitations:
Pear commonly executes commands such as vssadmin delete shadows /all /quiet, rendering this method unreliable in many cases.
Data Recovery Software
Forensic file recovery tools may retrieve deleted but unencrypted data in some instances.
Considerations:
Programs like R-Studio, PhotoRec, and EaseUS can retrieve remnants of unencrypted files if they haven’t been overwritten. Use these tools in a forensic lab setting under professional guidance for best results.
Premium Restoration Avenues
Ransom Payment (Not Recommended)
Pear’s ransom demands range from $150,000 for small businesses to over $500,000 for large-scale victims.
Procedure:
Attackers typically request payment via Bitcoin. In exchange, a decryptor tied to the victim’s ID within the ransom note is shared through a private TOR portal.
Risks:
Even after payment, there’s no assurance of receiving a working decryptor. Some tools may be flawed, backdoored, or intentionally corrupted. Supporting these actors could also be illegal, depending on regional regulations.
Engaging Professional Negotiators
Cybersecurity negotiation firms specialize in managing ransom discussions discreetly.
Benefits:
They authenticate the threat actor’s tools using test files, negotiate reduced amounts, and ensure that any transaction remains within legal and compliance bounds.
Financial Notes:
Fees are typically a percentage of the initial ransom or set at a flat rate, but the services offered usually expedite the resolution process.
Advanced Pear Decryptor: Our Solution
Through in-depth cryptographic research, we’ve developed a secure decryptor tailored specifically to the Pear threat.
Tool Features
Linking Encrypted Files to Decryption Keys
The decryptor scans pear_restore.txt to extract a unique victim ID, which it uses to locate the right private key for decryption.
Encrypted Cloud Recovery Environment
All encrypted files are temporarily processed in a hardened cloud sandbox. After successful decryption, data integrity is confirmed using blockchain verification before return.
Fully Offline Operation
A separate tool is available for sectors requiring high isolation. This version works entirely offline using heuristics and ransom metadata to recreate decryption keys.
Non-Destructive Initialization
Encrypted files are never modified during the initial analysis. This preserves recoverability and limits the chance of corruption.
Step-by-Step Decryption Guide
Step 1: Confirm the Breach
Look for the .pear extension on encrypted files and identify the ransom note (pear_restore.txt).
Step 2: Isolate Affected Systems
Disconnect impacted devices from the network and terminate administrator-level sessions.
Step 3: Upload Sample for Assessment
Send a sample encrypted file and the ransom note through our secure submission portal to begin the decryption process.
Step 4: Start the Decryption Tool
Run the Pear Decryptor with administrative rights. Input the victim ID from the ransom note.
Step 5: Choose Recovery Method
Select between online (cloud-assisted) or offline (isolated) decryption options. The tool will proceed based on your selection.
Step 6: File Restoration and Verification
Once decrypted, files are restored and scanned for integrity, completing the process.
Online vs Offline Recovery Modes
Offline Decryption
This method is used in secure or air-gapped networks. Files are decrypted locally using USB or external storage in a hardened environment.
Online Decryption
Offers faster turnaround by leveraging real-time cloud decryption. Encrypted data is safely uploaded, processed, and returned with blockchain-verified integrity logs.
Both recovery pathways are fully supported by our decryptor system to accommodate diverse infrastructure needs.
Overview of Pear Ransomware Attacks
Pear is a double-extortion ransomware that utilizes the .pear extension to flag encrypted files. Rather than encrypting alone, Pear primarily exfiltrates sensitive organizational data and uses public exposure as leverage. The group first appeared in August 2025 and has impacted at least 18 known organizations. The average time from breach to public claim is roughly 28.4 days.
Victim Breakdown: Stats and Timeline
Affected Countries
Industries Targeted
Date Patterns
How Pear Conducts Negotiations
The group uses aggressive and inflexible communication strategies. Their notes reference data theft in terabytes and deadlines of less than five days before public release. Even when victims attempted to negotiate discounts or extensions, Pear often refused compromise.
Known Pear IoCs
- Email contact: [email protected]
- TOX ID Hash:
457BB4E5DF0E650509322CA894758D925A568828090A3449D5AEEED30E9B8E18DDDFF71909ED
Tactics, Techniques, and Tools Breakdown
Entry Points
Pear exploits unpatched edge devices and uses brute-force attacks on exposed RDP and VPN services. Phishing campaigns are also a known access vector.
Vulnerabilities
Notable exploits include CVE-2022-40684 (Fortinet) and CVE-2020-3259 (Cisco ASA), both allowing remote code execution or bypasses.
Recon and Lateral Movement
Tools like SoftPerfect Scanner, Advanced IP Scanner, LaZagne, and Mimikatz are used to map networks and harvest credentials.
Defense Evasion
Pear avoids detection using Zemana AntiLogger, PowerTool, and rootkit utilities like PCHunter64.
Exfiltration and Remote Access
The group uses WinSCP, FileZilla, RClone, Ngrok, AnyDesk, and Mega to transmit stolen files and maintain persistence.
Encryption Mechanics
Pear implements ChaCha20 for fast symmetric encryption and wraps keys using RSA-4096. Recovery options like Volume Shadow Copy are destroyed with commands like vssadmin delete shadows /all /quiet.
Ransom Note: pear_restore.txt
Hello.
Your files and internal data have been collected and encrypted by our team.
This isn’t just encryption—your entire network’s security posture has been dismantled. We now have over 3TB of your corporate documents, internal emails, personal HR records, financials, and legal files. That data is ready to be published if you ignore this message.
We are not interested in destroying your business. We are professionals and expect you to act as such.
To begin negotiations and retrieve your decryption tool, visit our TOR site below. You will also find proof of data exfiltration there.
TOR Chat: http://peardecrypt4ddsjh3.onion
Login Code: [unique victim ID]
Failure to respond in 5 days will result in the full leak of your internal data to public channels and multiple darknet forums. Your brand, reputation, and clients will be exposed.
We offer:
– 1 Free File Decryption
– Secure Data Deletion after Payment
– Full Support Throughout the Process
DO NOT MODIFY OR DELETE ANY FILES.
DO NOT POWER OFF SYSTEMS WITHOUT CONSULTING US.
Your recovery starts here. Let’s keep this confidential.
— Pear Recovery Division
Proactive Recommendations
Security and IT teams should:
- Regularly monitor Ransomware.live for updated Pear indicators.
- Review advisories from CISA and trusted cybersecurity firms.
- Collect evidence from affected systems, including encrypted files, logs, and ransom notes, to support decryption or detection tool creation.
Conclusion
Pear ransomware introduces both digital chaos and psychological distress to its victims. It thrives on fast movement, data theft, and pressuring victims into rushed decisions. But recovery is possible.
With access to advanced decryptors, strategic response protocols, and expert help, victims can reclaim both their data and network integrity. Act swiftly, lean on specialists, and never rely on guesswork when data is on the line.
MedusaLocker Ransomware Versions We Decrypt